2221211140101 has 16 divisors (see below), whose sum is σ = 3463877022400. Its totient is φ = 1402870193424.

The previous prime is 2221211140097. The next prime is 2221211140111. The reversal of 2221211140101 is 1010411121222.

It is not a de Polignac number, because 2221211140101 - 2² = 2221211140097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221211140111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2164922626 + ... + 2164923651.

It is an arithmetic number, because the mean of its divisors is an integer number (216492313900).

Almost surely, 2^{2221211140101} is an apocalyptic number.

It is an amenable number.

2221211140101 is a deficient number, since it is larger than the sum of its proper divisors (1242665882299).

2221211140101 is a wasteful number, since it uses less digits than its factorization.

2221211140101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4329846305 (or 4329846299 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2221211140101 its reverse (1010411121222), we get a palindrome (3231622261323).

The spelling of 2221211140101 in words is "two trillion, two hundred twenty-one billion, two hundred eleven million, one hundred forty thousand, one hundred one".